271372

Appears in sequences

• G.f.: Sum_{k>=1} x^(2*k)/(1+x^(2*k)) * Product_{k>=1} (1+x^k)/(1-x^k).at n=33A305122
• E.g.f. satisfies A(x) = exp( (exp(x) - 1) * A(x)^(x^2) ).at n=8A362800